199974951

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{2357}}^1$

素因数の和:3231

約数の個数: 24

約数和(自身を含む): 315613584

約数和(自身を除く): 115638633

約数列:

[1, 3, 9, 11, 33, 99, 857, 2357, 2571, 7071, 7713, 9427, 21213, 25927, 28281, 77781, 84843, 233343, 2019949, 6059847, 18179541, 22219439, 66658317, 199974951]

約数ペア:

[(1, 199974951), (3, 66658317), (9, 22219439), (11, 18179541), (33, 6059847), (99, 2019949), (857, 233343), (2357, 84843), (2571, 77781), (7071, 28281), (7713, 25927), (9427, 21213)]